Definition of estriol in English:

estriol

Syllabification: es·tri·ol
Pronunciation: /ˈestrīˌôl, - ˌäl, eˈstrīôl, eˈstrīäl
 
/
(also oestriol)

noun

Biochemistry
  • An estrogen that is one of the metabolic products of estradiol.
    More example sentences
    • Even though the ovaries cease producing estradiol, estriol continues to be made by the adrenal glands and in fat cells.
    • Natural estrogen can also easily be divided into the three types of estrogen: estradiol, estrone, and estriol.
    • I assume that you're taking an oral dose of estriol or some combination of estriol, estrone, and estradiol.

Origin

1930s: from estrane (the parent molecule of most estrogens) + tri- + -ol.

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